213211120110103 has 4 divisors (see below), whose sum is σ = 213883710394680. Its totient is φ = 212538529825528.

The previous prime is 213211120110101. The next prime is 213211120110169. The reversal of 213211120110103 is 301011021112312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213211120110103 - 2¹ = 213211120110101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213211120110101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336295141813 + ... + 336295142446.

It is an arithmetic number, because the mean of its divisors is an integer number (53470927598670).

Almost surely, 2^{213211120110103} is an apocalyptic number.

213211120110103 is a deficient number, since it is larger than the sum of its proper divisors (672590284577).

213211120110103 is an equidigital number, since it uses as much as digits as its factorization.

213211120110103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672590284576.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 213211120110103 its reverse (301011021112312), we get a palindrome (514222141222415).

The spelling of 213211120110103 in words is "two hundred thirteen trillion, two hundred eleven billion, one hundred twenty million, one hundred ten thousand, one hundred three".